
def jwt_response_payload_handler(token, user=None, request=None):
    """
    自定义jwt认证成功返回数据
    """
    return {
        'token': token,
        'user_id': user.id,
        'username': user.username
    }


from django.contrib.auth.backends import ModelBackend
import re
from users.models import User
from rest_framework.response import Response

class LoginAuthenticationBackend(ModelBackend):

    def authenticate(self, request, username=None, password=None, **kwargs):

        user = None
        try:
            if re.match(r'1[345789]\d{9}',username):
                user = User.objects.get(mobile = username)
            else:
                user = User.objects.get(username = username)
        except User.DoesNotExist:
            user = None

        if user is not None and user.check_password(password):
            return user
